Insegnante con maschera viso accogliere i bambini di nuovo a scuola dopo l'isolamento. Ritorno a scuola durante la pandemia del COVID-19. - Foto e immagini stock

Teacher with face mask welcoming children back at school after lockdown. Back to school during COVID-19 pandemic.

Female teacher with mask teaching math lesson at school. Social distanting and classroom safety during coronavirus epidemic

Teacher with face mask welcoming children back at school after lockdown. Back to school during COVID-19 pandemic.

Teacher with face mask welcoming children back at school after lockdown. Back to school during COVID-19 pandemic.

Smiling student girl wearing school backpack, mask and holding exercise book. Social distanting and classroom safety during coronavirus epidemic

Teacher in medical mask standing with crossed arms near chalkboard

Teacher with mask teaching how to wear mask at school. Social distanting and classroom safety during coronavirus epidemic

Teacher with mask in the classroom. Social distanting and classroom safety during coronavirus epidemic

School child wearing mask for protection against coronavirus in school. Measures to prevent the spread of COVID-19 at schools during coronavirus pandemic.

Teacher with mask in the classroom. Social distanting and classroom safety during coronavirus epidemic

Teacher with mask in the classroom. Social distanting and classroom safety during coronavirus epidemic

Teacher with mask teaching how to wear mask at school. Social distanting and classroom safety during coronavirus epidemic

Sad school teacher because of coronavirus isolation. Concept of problems due to the flu virus pandemic at school

Teacher with mask in the classroom. Social distanting and classroom safety during coronavirus epidemic